html,
body {
    padding: 0;
    margin: 0;
    width: 100%;
    height: 100%;
    background-color: #efeff4;
}

#main {
    max-width: 900px;
    height: 500px;
    margin: 0 auto;
}

.top-bar {
    width: 100%;
    height: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: bold;
}

.welcom,
.mine,
.mine-ul {
    padding: 0 20px;
}

.mine {
    cursor: pointer;
    width: 70px;
    position: relative;
}

.mine-ul {
    padding: 0;
    margin: 0;
    list-style: none;
    display: none;
    width: 100%;
    position: absolute;
    background-color: #fff;
    margin-left: -20px;
    border-radius: 5px;
}

.mine-item {
    padding: 5px 20px;
}

.mine-item:hover {
    background-color: #efeff4;
}

.mine-item:first-child {
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.mine-item:last-child {
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}

.mine-item a {
    text-decoration: none;
    font-size: 1rem;
    color: #000;
}

.discovery-content {
    padding: 20px;
}

.user {
    display: flex;
    align-items: center;
}

.user-avatar {
    height: 30px;
    width: 30px;
    border-radius: 100%;
    border: 2px solid #999;
    margin-right: 10px;
}

.user-name {
    font-weight: bold;
}


.content {
    padding: 10px 20px 10px 45px;
}

.-title {
    font-size: .9rem;
}

.-img {
    margin-top: 5px;
    width: 50%;
}

.-date {
    font-size: .8rem;
    color: #888;
}

.-action a {
    text-decoration: none;
    color: #000;
    font-size: .8rem;
}